Showerhead



FIG. 1 is a left, top, front perspective view of a showerhead embodying my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof, the right side elevational view thereof being a mirror image of the left side shown;

FIG. 4 is a top plan view thereof, the bottom plan view thereof being a mirror image of the top plan view shown; and,

FIG. 5 is a rear elevational view thereof.

The broken line representations of a notch in FIGS. 1 and 3 and of a mounting structure in FIG. 5, are for the purpose of illustration only, and form no part of the claimed design. 

The ornamental design for a showerhead, as shown and described. 